0nly at the height of summer, 只有在盛夏 到了饿死的边缘

261. He must avoid the stabbing tusks if he is to win.
     它必须躲开戳过来的象牙才能取胜
262. The flailing walrus is immensely powerful and drags the bear away from the shallows towards the safety of the herd.
     但不断甩动身体的海象力气大得惊人, 它从浅滩被拖到海象群所在的安全地点
263. It slips from his grasp.
     海象从北极熊的爪子下面逃走了
264. 0nly at the height of summer,
     只有在盛夏 到了饿死的边缘
265. when bears are on the verge of starvation, will they risk attacking such dangerous prey.
     才会攻击这样危险的对象
266. It was a gamble that this bear took and lost.
     这只熊赌命一搏却输了
267. The stab wounds he received from the walrus are so severe that he can barely walk.
     它受了重伤 现在连走路都很困难

来自《行星地球 第一季 第六集 Planet Earth S01E06 冰雪世界》第 264 行